Immune System CD8 surface antigen is present in cytotoxic T cells both (a) and (b) none of these suppresssor T cells cytotoxic T cells both (a) and (b) none of these suppresssor T cells ANSWER DOWNLOAD EXAMIANS APP
Immune System Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? Antibody proteins can physically change their shape to bind different epitopes By the combination of different heavy and light chains that form the antigen binding site Both (a) and (b) By rearrangements of the DNA encoding the variable regions of the heavy and light chains Antibody proteins can physically change their shape to bind different epitopes By the combination of different heavy and light chains that form the antigen binding site Both (a) and (b) By rearrangements of the DNA encoding the variable regions of the heavy and light chains ANSWER DOWNLOAD EXAMIANS APP
Immune System Chemically an antigen may be lipid polysaccharide protein any of these lipid polysaccharide protein any of these ANSWER DOWNLOAD EXAMIANS APP
Immune System Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is actin interleukin HLA CD8 actin interleukin HLA CD8 ANSWER DOWNLOAD EXAMIANS APP
Immune System Which of the following(s) is/are the determinants of antigenicity? Foreignness All of these Chemical nature Size of the antigen Foreignness All of these Chemical nature Size of the antigen ANSWER DOWNLOAD EXAMIANS APP
Immune System Cytotoxic T-cells can be recognized by which of the following cell surface marker? CD4 CD8 CD7 CD9 CD4 CD8 CD7 CD9 ANSWER DOWNLOAD EXAMIANS APP